Lektor
John C. Maxwell
7 nagrań dostępnych w naszym katalogu.
Developing the Leader Within You 2.0
John C. Maxwell
The 17 Indisputable Laws of Teamwork
John C. Maxwell
Developing the Leaders Around You
John C. Maxwell
Change Your World
John C. Maxwell, Rob Hoskins
The Winning Attitude
John C. Maxwell
The 17 Essential Qualities of a Team Player
John C. Maxwell
Beyond Talent
John C. Maxwell